Example usage for android.graphics Paint setColor

List of usage examples for android.graphics Paint setColor

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Introduction

In this page you can find the example usage for android.graphics Paint setColor.

Prototype

public void setColor(@ColorInt int color)

Source Link

Document

Set the paint's color.

Usage

From source file:Main.java

public static Bitmap getMosaic(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    int radius = 10;

    Bitmap mosaicBitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    Canvas canvas = new Canvas(mosaicBitmap);

    int horCount = (int) Math.ceil(width / (float) radius);
    int verCount = (int) Math.ceil(height / (float) radius);

    Paint paint = new Paint();
    paint.setAntiAlias(true);//from   ww  w .ja va 2  s .co m

    for (int horIndex = 0; horIndex < horCount; ++horIndex) {
        for (int verIndex = 0; verIndex < verCount; ++verIndex) {
            int l = radius * horIndex;
            int t = radius * verIndex;
            int r = l + radius;
            if (r > width) {
                r = width;
            }
            int b = t + radius;
            if (b > height) {
                b = height;
            }
            int color = bitmap.getPixel(l, t);
            Rect rect = new Rect(l, t, r, b);
            paint.setColor(color);
            canvas.drawRect(rect, paint);
        }
    }
    canvas.save();

    return mosaicBitmap;
}

From source file:Main.java

public static Bitmap getCircleBitmap(Bitmap bitmap) {
    final Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(output);

    final int color = Color.RED;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    //final Paint paintBorder = new Paint();
    // paintBorder.setColor(Color.GREEN);
    //paintBorder.setShadowLayer(4.0f, 0.0f, 2.0f, Color.BLACK);
    //BitmapShader shader = new BitmapShader(Bitmap.createScaledBitmap(output, canvas.getWidth(), canvas.getHeight(), false), Shader.TileMode.CLAMP, Shader.TileMode.CLAMP);
    //paint.setShader(shader);
    paint.setAntiAlias(true);// w  w  w.j  a  v a  2 s  . com
    //paintBorder.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawOval(rectF, paint);
    //int circleCenter = bitmap.getWidth() / 2;
    //int borderWidth = 2;
    //canvas.drawCircle(circleCenter + borderWidth, circleCenter + borderWidth, circleCenter + borderWidth - 4.0f, paintBorder);
    //canvas.drawCircle(circleCenter + borderWidth, circleCenter + borderWidth, circleCenter - 4.0f, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    //canvas.drawBitmap(bitmap, circleCenter + borderWidth, circleCenter + borderWidth, paint);
    bitmap.recycle();
    return output;
}

From source file:net.archenemy.archenemyapp.presenter.BitmapUtility.java

/**
 * Transforms a bitmap into a circle shape.
 * /*from  w  w w.  ja v  a 2s .com*/
 * @param bitmap
 * @param pixels
 * @return bitmap as circle shape
 */
public static Bitmap getCircleBitmap(Bitmap bitmap, int diameterPixels) {
    if (bitmap != null) {
        final Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
        final Canvas canvas = new Canvas(output);

        final int color = 0xff424242;
        final Paint paint = new Paint();
        final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
        final RectF rectF = new RectF(rect);
        final float roundPx = diameterPixels;

        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);
        paint.setColor(color);
        canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

        paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
        canvas.drawBitmap(bitmap, rect, rect, paint);

        return output;
    }
    return null;
}

From source file:com.metinkale.prayerapp.vakit.WidgetService.java

private static Bitmap getIconFromMinutes(long left) {
    String text = left + "";
    Resources r = App.getContext().getResources();
    int px = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 32, r.getDisplayMetrics());
    Bitmap b = Bitmap.createBitmap(px, px, Bitmap.Config.ARGB_4444);
    Canvas c = new Canvas(b);
    Paint paint = new Paint();
    final float testTextSize = 48f;
    paint.setTextSize(testTextSize);//from w ww.ja va2 s. co  m
    Rect bounds = new Rect();
    paint.getTextBounds(text.length() == 1 ? "0" + text : text, 0, text.length() == 1 ? 2 : text.length(),
            bounds);
    float desiredTextSize = testTextSize * (px * 0.9f) / bounds.width();
    paint.setTextSize(desiredTextSize);
    paint.setColor(0xFFFFFFFF);
    paint.setTextAlign(Paint.Align.CENTER);
    int yPos = (int) ((c.getHeight() / 2) - ((paint.descent() + paint.ascent()) / 2));
    c.drawText(text, px / 2, yPos, paint);
    c.drawText(text, px / 2, yPos, paint);
    return b;
}

From source file:com.android.deskclock.Utils.java

/**
 * For screensavers to dim the lights if necessary.
 *//*from  w w w  .j  a va 2  s  . co m*/
public static void dimClockView(boolean dim, View clockView) {
    Paint paint = new Paint();
    paint.setColor(Color.WHITE);
    paint.setColorFilter(new PorterDuffColorFilter((dim ? 0x40FFFFFF : 0xC0FFFFFF), PorterDuff.Mode.MULTIPLY));
    clockView.setLayerType(View.LAYER_TYPE_HARDWARE, paint);
}

From source file:com.tafayor.selfcamerashot.taflib.helpers.GraphicsHelper.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {

    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(),

            bitmap.getHeight(), Bitmap.Config.ARGB_8888);

    Canvas canvas = new Canvas(output);

    final int color = 0xff424242;

    final Paint paint = new Paint();

    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

    final RectF rectF = new RectF(rect);

    final float roundPx = 12;

    paint.setAntiAlias(true);/*  w  w w.  ja va  2 s  . c om*/

    canvas.drawARGB(0, 0, 0, 0);

    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));

    canvas.drawBitmap(bitmap, rect, rect, paint);

    return output;
}

From source file:Main.java

private static synchronized Bitmap createScaledBitmap(Bitmap bitmap, final int width, final int height,
        float cornerRadius) {

    if (bitmap == null) {
        return null;
    }//  w  w  w  . j  av  a2s  .  com

    int adjustedWidth = width;
    int adjustedHeight = height;

    final int bitmapWidth = bitmap.getWidth();
    final int bitmapHeight = bitmap.getHeight();

    //int inBytes = bitmap.getByteCount();
    if (width >= bitmapWidth && height >= bitmapHeight)
        return bitmap;

    if (width > 0 && height > 0) {
        //if (width < bitmapWidth || height < bitmapHeight) {
        final float ratio = (float) bitmapWidth / bitmapHeight;

        if (bitmapWidth > bitmapHeight) {
            adjustedHeight = (int) (width / ratio);
        } else if (bitmapHeight > bitmapWidth) {
            adjustedWidth = (int) (height * ratio);
        }

        final Bitmap.Config c = Bitmap.Config.ARGB_8888;
        final Bitmap thumb = Bitmap.createBitmap(width, height, c);
        final Canvas canvas = sScaleCanvas;
        final Paint paint = sPaint;
        canvas.setBitmap(thumb);
        paint.setDither(false);
        paint.setFilterBitmap(true);

        Rect sBounds = new Rect();
        Rect sOldBounds = new Rect();

        sBounds.set((width - adjustedWidth) >> 1, (height - adjustedHeight) >> 1, adjustedWidth,
                adjustedHeight);
        sOldBounds.set(0, 0, bitmapWidth, bitmapHeight);

        if (cornerRadius != 0) {
            //Path p = new Path();
            RectF rect = new RectF(sBounds);
            canvas.drawARGB(0, 0, 0, 0);
            paint.setColor(Color.WHITE);
            canvas.drawRoundRect(rect, cornerRadius, cornerRadius, paint);
            paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
            //p.addRoundRect(rect, cornerRadius, cornerRadius, Direction.CCW);
            //canvas.clipPath(p, Op.REPLACE);
        } else {
            paint.setXfermode(null);
            //canvas.clipRect(0, 0, thumb.getWidth(), thumb.getHeight());
        }

        canvas.drawBitmap(bitmap, sOldBounds, sBounds, paint);

        canvas.setBitmap(Bitmap.createBitmap(1, 1, Config.ALPHA_8));

        return thumb;

    }
    return bitmap;
}

From source file:ua.com.spacetv.mycookbook.fragments.FragTextRecipe.java

/**
 * Rounding corners on bitmap/*from w w w  .j a v a 2 s  . com*/
 *
 * @param bitmap image of recipe
 * @param pixels - radius
 * @return processed bitmap
 */
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, int pixels) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, pixels, pixels, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);

    return output;
}

From source file:im.neon.util.NotificationUtils.java

/**
 * Build a message notification./*from  w ww  .  j a v a 2  s . co  m*/
 * @param context the context
 * @param from the sender
 * @param matrixId the user account id;
 * @param displayMatrixId true to display the matrix id
 * @param largeIcon the notification icon
 * @param unseenNotifiedRoomsCount the number of notified rooms
 * @param body the message body
 * @param roomId the room id
 * @param roomName the room name
 * @param shouldPlaySound true when the notification as sound.
 * @param isInvitationEvent true if it is an invitation notification
 * @return the notification
 */
public static Notification buildMessageNotification(Context context, String from, String matrixId,
        boolean displayMatrixId, Bitmap largeIcon, int unseenNotifiedRoomsCount, String body, String roomId,
        String roomName, boolean shouldPlaySound, boolean isInvitationEvent) {

    NotificationCompat.Builder builder = new NotificationCompat.Builder(context);
    builder.setWhen(System.currentTimeMillis());

    if (!TextUtils.isEmpty(from)) {
        // don't display the room name for 1:1 room notifications.
        if (!TextUtils.isEmpty(roomName) && !roomName.equals(from)) {
            builder.setContentTitle(from + " (" + roomName + ")");
        } else {
            builder.setContentTitle(from);
        }
    } else {
        builder.setContentTitle(roomName);
    }

    builder.setContentText(body);
    builder.setAutoCancel(true);
    builder.setSmallIcon(R.drawable.message_notification_transparent);

    if (null != largeIcon) {
        largeIcon = createSquareBitmap(largeIcon);

        // add a bubble in the top right
        if (0 != unseenNotifiedRoomsCount) {
            try {
                android.graphics.Bitmap.Config bitmapConfig = largeIcon.getConfig();

                // set default bitmap config if none
                if (bitmapConfig == null) {
                    bitmapConfig = android.graphics.Bitmap.Config.ARGB_8888;
                }

                // setLargeIcon must used a 64 * 64 pixels bitmap
                // rescale to have the same text UI.
                float densityScale = context.getResources().getDisplayMetrics().density;
                int side = (int) (64 * densityScale);

                Bitmap bitmapCopy = Bitmap.createBitmap(side, side, bitmapConfig);
                Canvas canvas = new Canvas(bitmapCopy);

                // resize the bitmap to fill in size
                int bitmapWidth = largeIcon.getWidth();
                int bitmapHeight = largeIcon.getHeight();

                float scale = Math.min((float) canvas.getWidth() / (float) bitmapWidth,
                        (float) canvas.getHeight() / (float) bitmapHeight);

                int scaledWidth = (int) (bitmapWidth * scale);
                int scaledHeight = (int) (bitmapHeight * scale);

                Bitmap rescaledBitmap = Bitmap.createScaledBitmap(largeIcon, scaledWidth, scaledHeight, true);
                canvas.drawBitmap(rescaledBitmap, (side - scaledWidth) / 2, (side - scaledHeight) / 2, null);

                String text = "" + unseenNotifiedRoomsCount;

                // prepare the text drawing
                Paint textPaint = new Paint();
                textPaint.setTypeface(Typeface.create(Typeface.DEFAULT, Typeface.BOLD));
                textPaint.setColor(Color.WHITE);
                textPaint.setTextSize(10 * densityScale);

                // get its size
                Rect textBounds = new Rect();

                if (-1 == mUnreadBubbleWidth) {
                    textPaint.getTextBounds("99", 0, 2, textBounds);
                    mUnreadBubbleWidth = textBounds.width();
                }

                textPaint.getTextBounds(text, 0, text.length(), textBounds);

                // draw a red circle
                int radius = mUnreadBubbleWidth;
                Paint paint = new Paint();
                paint.setStyle(Paint.Style.FILL);
                paint.setColor(Color.RED);
                canvas.drawCircle(canvas.getWidth() - radius, radius, radius, paint);

                // draw the text
                canvas.drawText(text,
                        canvas.getWidth() - textBounds.width() - (radius - (textBounds.width() / 2)),
                        -textBounds.top + (radius - (-textBounds.top / 2)), textPaint);

                // get the new bitmap
                largeIcon = bitmapCopy;
            } catch (Exception e) {
                Log.e(LOG_TAG, "## buildMessageNotification(): Exception Msg=" + e.getMessage());
            }
        }

        builder.setLargeIcon(largeIcon);
    }

    String name = ": ";
    if (!TextUtils.isEmpty(roomName)) {
        name = " (" + roomName + "): ";
    }

    if (displayMatrixId) {
        from = "[" + matrixId + "]\n" + from;
    }

    builder.setTicker(from + name + body);

    TaskStackBuilder stackBuilder;
    Intent intent;

    intent = new Intent(context, VectorRoomActivity.class);
    intent.putExtra(VectorRoomActivity.EXTRA_ROOM_ID, roomId);

    if (null != matrixId) {
        intent.putExtra(VectorRoomActivity.EXTRA_MATRIX_ID, matrixId);
    }

    stackBuilder = TaskStackBuilder.create(context).addParentStack(VectorRoomActivity.class)
            .addNextIntent(intent);

    // android 4.3 issue
    // use a generator for the private requestCode.
    // When using 0, the intent is not created/launched when the user taps on the notification.
    //
    PendingIntent pendingIntent = stackBuilder.getPendingIntent((new Random()).nextInt(1000),
            PendingIntent.FLAG_UPDATE_CURRENT);
    builder.setContentIntent(pendingIntent);

    // display the message with more than 1 lines when the device supports it
    NotificationCompat.BigTextStyle textStyle = new NotificationCompat.BigTextStyle();
    textStyle.bigText(from + ":" + body);
    builder.setStyle(textStyle);

    // do not offer to quick respond if the user did not dismiss the previous one
    if (!LockScreenActivity.isDisplayingALockScreenActivity()) {
        if (!isInvitationEvent) {
            // offer to type a quick answer (i.e. without launching the application)
            Intent quickReplyIntent = new Intent(context, LockScreenActivity.class);
            quickReplyIntent.putExtra(LockScreenActivity.EXTRA_ROOM_ID, roomId);
            quickReplyIntent.putExtra(LockScreenActivity.EXTRA_SENDER_NAME, from);
            quickReplyIntent.putExtra(LockScreenActivity.EXTRA_MESSAGE_BODY, body);

            if (null != matrixId) {
                quickReplyIntent.putExtra(LockScreenActivity.EXTRA_MATRIX_ID, matrixId);
            }

            // the action must be unique else the parameters are ignored
            quickReplyIntent.setAction(QUICK_LAUNCH_ACTION + ((int) (System.currentTimeMillis())));
            PendingIntent pIntent = PendingIntent.getActivity(context, 0, quickReplyIntent, 0);
            builder.addAction(R.drawable.vector_notification_quick_reply,
                    context.getString(R.string.action_quick_reply), pIntent);
        } else {
            {
                // offer to type a quick reject button
                Intent leaveIntent = new Intent(context, JoinScreenActivity.class);
                leaveIntent.putExtra(JoinScreenActivity.EXTRA_ROOM_ID, roomId);
                leaveIntent.putExtra(JoinScreenActivity.EXTRA_MATRIX_ID, matrixId);
                leaveIntent.putExtra(JoinScreenActivity.EXTRA_REJECT, true);

                // the action must be unique else the parameters are ignored
                leaveIntent.setAction(QUICK_LAUNCH_ACTION + ((int) (System.currentTimeMillis())));
                PendingIntent pIntent = PendingIntent.getActivity(context, 0, leaveIntent, 0);
                builder.addAction(R.drawable.vector_notification_reject_invitation,
                        context.getString(R.string.reject), pIntent);
            }

            {
                // offer to type a quick accept button
                Intent acceptIntent = new Intent(context, JoinScreenActivity.class);
                acceptIntent.putExtra(JoinScreenActivity.EXTRA_ROOM_ID, roomId);
                acceptIntent.putExtra(JoinScreenActivity.EXTRA_MATRIX_ID, matrixId);
                acceptIntent.putExtra(JoinScreenActivity.EXTRA_JOIN, true);

                // the action must be unique else the parameters are ignored
                acceptIntent.setAction(QUICK_LAUNCH_ACTION + ((int) (System.currentTimeMillis())));
                PendingIntent pIntent = PendingIntent.getActivity(context, 0, acceptIntent, 0);
                builder.addAction(R.drawable.vector_notification_accept_invitation,
                        context.getString(R.string.join), pIntent);
            }
        }

        // Build the pending intent for when the notification is clicked
        Intent roomIntentTap;
        if (isInvitationEvent) {
            // for invitation the room preview must be displayed
            roomIntentTap = CommonActivityUtils.buildIntentPreviewRoom(matrixId, roomId, context,
                    VectorFakeRoomPreviewActivity.class);
        } else {
            roomIntentTap = new Intent(context, VectorRoomActivity.class);
            roomIntentTap.putExtra(VectorRoomActivity.EXTRA_ROOM_ID, roomId);
        }
        // the action must be unique else the parameters are ignored
        roomIntentTap.setAction(TAP_TO_VIEW_ACTION + ((int) (System.currentTimeMillis())));

        // Recreate the back stack
        TaskStackBuilder stackBuilderTap = TaskStackBuilder.create(context)
                .addParentStack(VectorRoomActivity.class).addNextIntent(roomIntentTap);

        builder.addAction(R.drawable.vector_notification_open, context.getString(R.string.action_open),
                stackBuilderTap.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT));
    }

    //extendForCar(context, builder, roomId, roomName, from, body);

    Notification n = builder.build();
    n.flags |= Notification.FLAG_SHOW_LIGHTS;
    n.defaults |= Notification.DEFAULT_LIGHTS;

    if (shouldPlaySound) {
        n.defaults |= Notification.DEFAULT_SOUND;
    }

    if (android.os.Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
        // some devices crash if this field is not set
        // even if it is deprecated

        // setLatestEventInfo() is deprecated on Android M, so we try to use
        // reflection at runtime, to avoid compiler error: "Cannot resolve method.."
        try {
            Method deprecatedMethod = n.getClass().getMethod("setLatestEventInfo", Context.class,
                    CharSequence.class, CharSequence.class, PendingIntent.class);
            deprecatedMethod.invoke(n, context, from, body, pendingIntent);
        } catch (Exception ex) {
            Log.e(LOG_TAG,
                    "## buildMessageNotification(): Exception - setLatestEventInfo() Msg=" + ex.getMessage());
        }
    }

    return n;
}

From source file:Main.java

/**
 * Create circle image./*from ww w  .  ja  v a  2 s  .c  o  m*/
 *
 * @param bitmap      Bitmap to be cropped
 * @param resColor    Resource color
 * @param strokeWidth Thickness of stroke
 * @return Returns the circle image with border
 */
public static Bitmap getCircleImage(Bitmap bitmap, int resColor, int strokeWidth) {
    // create Bitmap to draw
    Bitmap mBitmap = Bitmap.createBitmap(bitmap.getWidth() + 8, bitmap.getHeight() + 8,
            Bitmap.Config.ARGB_8888);

    // create Rect to hold image
    final Rect mRec = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

    // create Canvas
    Canvas mCanvas = new Canvas(mBitmap);
    mCanvas.drawARGB(0, 0, 0, 0);

    // create Paint
    final Paint mPaint = new Paint();
    mPaint.setStyle(Paint.Style.FILL);
    mPaint.setAntiAlias(true);

    // get the half size of the image
    int mHalfWidth = bitmap.getWidth() / 2;
    int mHalfHeight = bitmap.getHeight() / 2;

    // draw circle
    mCanvas.drawCircle((mHalfWidth + 4), (mHalfHeight + 4), Math.min(mHalfWidth, mHalfHeight), mPaint);

    // unknown
    mPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));

    // draw the image
    mCanvas.drawBitmap(bitmap, mRec, mRec, mPaint);

    // set border mode
    mPaint.setXfermode(null);

    // set stroke
    mPaint.setStyle(Paint.Style.STROKE);

    // set stroke color
    mPaint.setColor(resColor);

    // set stroke width
    mPaint.setStrokeWidth(strokeWidth);

    // draw stroke
    mCanvas.drawCircle((mHalfWidth + 4), (mHalfHeight + 4), Math.min(mHalfWidth, mHalfHeight), mPaint);

    // return the circle image
    return mBitmap;
}